65682745 has 8 divisors (see below), whose sum is σ = 79421760. Its totient is φ = 52144560.

The previous prime is 65682731. The next prime is 65682803. The reversal of 65682745 is 54728656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65682745 - 2²³ = 57294137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49485 + ... + 50794.

It is an arithmetic number, because the mean of its divisors is an integer number (9927720).

Almost surely, 2^65682745 is an apocalyptic number.

It is an amenable number.

65682745 is a deficient number, since it is larger than the sum of its proper divisors (13739015).

65682745 is a wasteful number, since it uses less digits than its factorization.

65682745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100415.

The product of its digits is 403200, while the sum is 43.

The square root of 65682745 is about 8104.4891880982. The cubic root of 65682745 is about 403.4754346792.

The spelling of 65682745 in words is "sixty-five million, six hundred eighty-two thousand, seven hundred forty-five".